Released under the Circus brand division 'Circus Fetish', the Tsui no Yakata series mainly focuses on maids. The protagonist Katsuhiko is an aspiring novelist, in a fictional Europe where sadist literature is widely popular. He is left the task of managing his uncle's European-style mansion where he meets Suiren, his ideal woman and starts writing a sadist novel with her as his model.

Released under the Circus brand division 'Circus Fetish', the Tsui no Yakata series mainly focuses on maids. It's a winter's day and a second-hand dealer by the name of Akihiro pursues a clue he hopes will help him find a valuable doll by the little-known but skillful doll-maker Holst. The clue leads him to a certain European-style mansion, currently used as a brothel. Akihiro, meeting the mansion's mistress and the maid Melissa, decides to search the house in order to find the missing doll...